<template>
  <!-- 头部部分 -->
  <header class="header">
    <h1>todos</h1>
    <input 
    v-model.trim="name"
    @keyup.enter="add"
    @keyup.esc="name=''"
     class="new-todo"  
     placeholder="请输入任务名称" 
     autofocus />
  </header>
</template>

<script>
export default {
  data () {
    return {
      name:'',
    }
  },
  methods: {
    add(){
      this.$emit('add-event',this.name)
      this.name =''
    }
  }
}
</script>

<style></style>
